What is cst test

A contraction stress test may show that your baby's heart rate slows down decelerates when your baby is not actually having problems. This is called a false-positive result. Author: Healthwise Staff. This information does not replace the advice of a doctor. Healthwise, Incorporated, disclaims any warranty or liability for your use of this information.

Your use of this information means that you agree to the Terms of Use. Learn how we develop our content. To learn more about Healthwise, visit Healthwise. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated. Updated visitor guidelines. You are here Home » Contraction Stress Test. Top of the page. Test Overview A contraction stress test checks to see if your baby will stay healthy during contractions when you are in labor.

Why It Is Done A contraction stress test is done to: Find out if your baby will stay healthy during labor, when contractions reduce the oxygen levels. Check to see if the placenta is healthy and can support your baby.

How To Prepare You may be asked to not eat or drink for 4 to 8 hours before the test. How It Is Done A contraction stress test may be done in your doctor's office or a hospital. How long the test takes A contraction stress test may take 2 hours. How It Feels You may need to lie on your left side for the test. Risks Fetal heart monitoring may show that your baby is having problems when your baby is healthy.

Using oxytocin also has risks. It may cause labor to start sooner than your expected delivery date. It may cause contractions that go on for a long time. This may cause problems with your baby. The contractions usually stop when the oxytocin is stopped. You may get a medicine to stop the contractions. In very rare cases, the contractions don't stop. If that happens, your doctor may suggest delivery.

Results Results of the test tell your baby's health for 1 week. Contraction stress test footnote 1 Normal: Normal test results are called negative.

Abnormal: Abnormal test results are called positive. Late decelerations mean that your baby might have problems during normal labor. Manual of Laboratory and Diagnostic Tests , 8th ed. Results of the present study warrant use of the CST in controlled studies to determine its effect in improving perinatal outcome. Abstract The contraction stress test CST was used to attempt determination of fetal reserve prior to labor by evaluating the response of the fetal heart rate to spontaneous or induced uterine contractions.

Substances Oxytocin. Be the first to comment! No comments yet. Close this dialog window Add a comment. Add your comment Cancel Submit. Close this dialog window Review for. Back to story Comment on this project. Tell us what you think Thanks for adding your feedback.

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